A Novel Design of Sparse FIR Multiple Notch Filters with Tunable Notch Frequencies

Table 2

A list of filter order, rejection bandwidth, and attenuation of Examples 1–3.

Example	Filter order	The number of nonzero tap weights	Rejection bandwidth	Passband attenuation	Attenuation at the notch frequency
1	174	105	0.050 π	−0.7197 dB	−247 dB
2	174	105	0.050 π	−0.5349 dB	−259 dB
3	174	105	0.050 π	−0.7687 dB	−264 dB